Casanova, Diogo, and Linda Price. “Moving Towards Sustainable Policy and Practice – A Five Level Framework for Online Learning Sustainability | Progresser Vers Des Politiques Et Des Pratiques Durables : Un Cadre à Cinq Niveaux Pour Un Apprentissage En Ligne Durable”. Canadian Journal of Learning and Technology 44, no. 3 (December 31, 2018). Accessed April 20, 2026. https://cjlt.ca/index.php/cjlt/article/view/27835.